Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574058 | Recording medium detecting apparatus for distinguishing between a recording medium having a relatively high coercivity or a relatively low coercivity | Fusayoshi Aruga, Kenji Hirasawa, Junichi Nakajo | 2003-06-03 |